<div
        style="
    border-radius: 10px;
    font-size: 13px;
    color: #555;
    width: 666px;
    font-family: 'Century Gothic', 'Trebuchet MS', 'Hiragino Sans GB',
      '微软雅黑', 'Microsoft Yahei', Tahoma, Helvetica, Arial, SimSun,
      sans-serif;
    margin: 50px auto;
    border: 1px solid #eee;
    max-width: 100%;
    background: #fff
      repeating-linear-gradient(
        -45deg,
        #fff,
        #fff 1.125rem,
        transparent 1.125rem,
        transparent 2.25rem
      );
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.15);
  "
>
    <div
            style="
      width: 100%;
      background: #49bdad;
      color: #fff;
      border-radius: 10px 10px 0 0;
      background-image: -moz-linear-gradient(0deg, #43c6b8, #ffd1f4);
      background-image: -webkit-linear-gradient(0deg, #43c6b8, #ffd1f4);
      height: 66px;
    "
    >
        <p
                style="
        font-size: 15px;
        word-break: break-all;
        padding: 23px 32px;
        margin: 0;
        background-color: hsla(0, 0%, 100%, 0.4);
        border-radius: 10px 10px 0 0;
      "
        >
            ${title}
        </p>
    </div>
    <div style="margin: 40px auto; width: 90%">
        <p>${content}</p>
    </div>
</div>
